Wits University scientists have debunked two big myths around climate change by proving firstly, that despite predictions, tropical storms are not increasing in number. However, they are shifting, and South Africa could be ...
Earth Sciences
Feb 25, 2014
45
1
Geologists from Wits have come up with an original explanation of how nature may produce a class of magmatic rocks that are made up of only one type of mineral.
Earth Sciences
Mar 2, 2020
0
349
One of the big evolutionary questions in life is how and why single cell organisms organised themselves to live in a group, thereby forming multicellular life forms.
Evolution
Feb 2, 2018
0
329
Light must travel in a straight line and at a constant speed, or so the laws of nature suggest. Now, researchers at the University of the Witwatersrand in Johannesburg have demonstrated that laser light traveling along a ...
General Physics
Apr 15, 2015
5
73
There was a time when the laughter of Stone Age children filled the Sibudu Cave. About 64 000 years ago, a child was part of a hunter-gatherer family that took temporary shelter in this cave, which lies close to the KwaZulu-Natal ...
Archaeology
Jul 25, 2019
0
343
Two of South Africa's most famous archaeological sites, Sibudu and Blombos, have revealed that Middle Stone Age groups who lived in these different areas, more than 1 000 kilometres apart, used similar types of stone tools ...
Archaeology
Jul 10, 2015
7
501
Researchers have demonstrated the world's first metasurface laser that produces "super-chiral light": light with ultra-high angular momentum. The light from this laser can be used as a type of "optical spanner" to or for ...
Optics & Photonics
Apr 27, 2020
0
653
During the late middle Pleistocene—between 400 000 and 150 0000 years ago—the populations occupying Earth, and Africa specifically, looked very differently from what they do now. There is evidence for at least three forms ...
Archaeology
Apr 24, 2020
1
48
Diamonds dug up from ancient rock formations in the Johannesburg area, between 1890 and 1930 - before the industrialisation of gold mining - have revealed secrets of how the Earth worked more than 3.5 billion years ago.
Earth Sciences
Jan 19, 2016
4
80
The second set of papers related to the remarkable discovery of Homo naledi, a new species of human relative, have been published in scientific journal, Nature Communications, on Tuesday, 6 October 2015.
Archaeology
Oct 6, 2015
3
273
